[INFO] cloning repository https://github.com/liesnikov/mlang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/liesnikov/mlang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliesnikov%2Fmlang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliesnikov%2Fmlang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6df18d454865b3d4b0c4ee24ed63ef8b2325a4f1 [INFO] testing liesnikov/mlang against try#7af779037716ae4125ceabb429791b4cf5dd0a43 for pr-136932 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliesnikov%2Fmlang" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/liesnikov/mlang 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/liesnikov/mlang [INFO] finished tweaking git repo https://github.com/liesnikov/mlang [INFO] tweaked toml for git repo https://github.com/liesnikov/mlang written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/liesnikov/mlang 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] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 23d53b0b4bca9c7fce2247940190c0cf23251bcafffdcf943d132ecd0870ace2 [INFO] running `Command { std: "docker" "start" "-a" "23d53b0b4bca9c7fce2247940190c0cf23251bcafffdcf943d132ecd0870ace2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "23d53b0b4bca9c7fce2247940190c0cf23251bcafffdcf943d132ecd0870ace2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23d53b0b4bca9c7fce2247940190c0cf23251bcafffdcf943d132ecd0870ace2", kill_on_drop: false }` [INFO] [stdout] 23d53b0b4bca9c7fce2247940190c0cf23251bcafffdcf943d132ecd0870ace2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f4202e41cb7f063940c3a9bc04016568f0158801c7e3ff3af5236855199c8329 [INFO] running `Command { std: "docker" "start" "-a" "f4202e41cb7f063940c3a9bc04016568f0158801c7e3ff3af5236855199c8329", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling serde v1.0.145 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling itoa v1.0.4 [INFO] [stderr] Compiling ryu v1.0.11 [INFO] [stderr] Compiling unsafe-libyaml v0.2.4 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling serde_yaml v0.9.13 [INFO] [stderr] Compiling mlang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `mminus` is never used [INFO] [stdout] --> src/mlang/expr.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn mminus(l : Box>, r : Box>) -> Box> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `muminus` is never used [INFO] [stdout] --> src/mlang/expr.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn muminus(i : Box>) -> Box> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mbool` is never used [INFO] [stdout] --> src/mlang/expr.rs:131:8 [INFO] [stdout] | [INFO] [stdout] 131 | pub fn mbool(b : bool) -> Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mboolneg` is never used [INFO] [stdout] --> src/mlang/expr.rs:147:8 [INFO] [stdout] | [INFO] [stdout] 147 | pub fn mboolneg(b : Box>) -> Box> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mand` is never used [INFO] [stdout] --> src/mlang/expr.rs:167:8 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn mand(l : Box>, r : Box>) -> Box> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mor` is never used [INFO] [stdout] --> src/mlang/expr.rs:189:8 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn mor(l : Box>, r : Box>) -> Box> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mif` is never used [INFO] [stdout] --> src/mlang/expr.rs:212:8 [INFO] [stdout] | [INFO] [stdout] 212 | pub fn mif(c : Box>, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.09s [INFO] running `Command { std: "docker" "inspect" "f4202e41cb7f063940c3a9bc04016568f0158801c7e3ff3af5236855199c8329", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4202e41cb7f063940c3a9bc04016568f0158801c7e3ff3af5236855199c8329", kill_on_drop: false }` [INFO] [stdout] f4202e41cb7f063940c3a9bc04016568f0158801c7e3ff3af5236855199c8329 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f8f0c12e508995fbe68bcd3f0cc01afefcf7293830f6f3a1facfa5de6f78ff8b [INFO] running `Command { std: "docker" "start" "-a" "f8f0c12e508995fbe68bcd3f0cc01afefcf7293830f6f3a1facfa5de6f78ff8b", kill_on_drop: false }` [INFO] [stderr] Compiling mlang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `mminus` is never used [INFO] [stdout] --> src/mlang/expr.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn mminus(l : Box>, r : Box>) -> Box> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `muminus` is never used [INFO] [stdout] --> src/mlang/expr.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn muminus(i : Box>) -> Box> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mbool` is never used [INFO] [stdout] --> src/mlang/expr.rs:131:8 [INFO] [stdout] | [INFO] [stdout] 131 | pub fn mbool(b : bool) -> Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mboolneg` is never used [INFO] [stdout] --> src/mlang/expr.rs:147:8 [INFO] [stdout] | [INFO] [stdout] 147 | pub fn mboolneg(b : Box>) -> Box> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mand` is never used [INFO] [stdout] --> src/mlang/expr.rs:167:8 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn mand(l : Box>, r : Box>) -> Box> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mor` is never used [INFO] [stdout] --> src/mlang/expr.rs:189:8 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn mor(l : Box>, r : Box>) -> Box> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mif` is never used [INFO] [stdout] --> src/mlang/expr.rs:212:8 [INFO] [stdout] | [INFO] [stdout] 212 | pub fn mif(c : Box>, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustcAWRr1I/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,libunicode_width-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/{libserde_yaml-90d4f6a3e868f861.rlib,libryu-be8c5121843f0db5.rlib,libitoa-008ae3baca5679cf.rlib,libindexmap-a1fe47fae7d6385b.rlib,libhashbrown-8ac6e23154e6c3d0.rlib,libunsafe_libyaml-40ddab7395d6b09e.rlib,libserde-1a6cd8b576c42180.rlib}.rlib" "/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/mlangc-e674b6e6b00a07cd" "-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 `mlang` (bin "mlangc" test) due to 1 previous error; 7 warnings emitted [INFO] running `Command { std: "docker" "inspect" "f8f0c12e508995fbe68bcd3f0cc01afefcf7293830f6f3a1facfa5de6f78ff8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8f0c12e508995fbe68bcd3f0cc01afefcf7293830f6f3a1facfa5de6f78ff8b", kill_on_drop: false }` [INFO] [stdout] f8f0c12e508995fbe68bcd3f0cc01afefcf7293830f6f3a1facfa5de6f78ff8b