[INFO] cloning repository https://github.com/timClicks/echodb [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timClicks/echodb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtimClicks%2Fechodb", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtimClicks%2Fechodb'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b4c0cec7299830381da3cffceda7bf83f22090ba [INFO] testing timClicks/echodb against master#b03b3a7ec92682be2917540b679478d41c95a30c for pr-137122-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtimClicks%2Fechodb" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/timClicks/echodb [INFO] finished tweaking git repo https://github.com/timClicks/echodb [INFO] tweaked toml for git repo https://github.com/timClicks/echodb written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/timClicks/echodb on toolchain b03b3a7ec92682be2917540b679478d41c95a30c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/timClicks/echodb 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" "+b03b3a7ec92682be2917540b679478d41c95a30c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a55f3053d52a96a5c3d6758f2849880e1da580c886eae7e12b7ce2f254447a11 [INFO] running `Command { std: "docker" "start" "-a" "a55f3053d52a96a5c3d6758f2849880e1da580c886eae7e12b7ce2f254447a11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a55f3053d52a96a5c3d6758f2849880e1da580c886eae7e12b7ce2f254447a11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a55f3053d52a96a5c3d6758f2849880e1da580c886eae7e12b7ce2f254447a11", kill_on_drop: false }` [INFO] [stdout] a55f3053d52a96a5c3d6758f2849880e1da580c886eae7e12b7ce2f254447a11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 356a1b89316c2ffdad001ec6c4758d15cd34590361705176e5100784bf612c6f [INFO] running `Command { std: "docker" "start" "-a" "356a1b89316c2ffdad001ec6c4758d15cd34590361705176e5100784bf612c6f", kill_on_drop: false }` [INFO] [stderr] Compiling echodb v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: type alias `Node` is never used [INFO] [stdout] --> src/main.rs:13:6 [INFO] [stdout] | [INFO] [stdout] 13 | type Node = u64; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Edge` is never used [INFO] [stdout] --> src/main.rs:14:6 [INFO] [stdout] | [INFO] [stdout] 14 | type Edge = (Node, Node); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `BackingStore` is never used [INFO] [stdout] --> src/main.rs:16:6 [INFO] [stdout] | [INFO] [stdout] 16 | type BackingStore = BTreeMap>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DiGraph` is never constructed [INFO] [stdout] --> src/main.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | struct DiGraph { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `from_edges`, `nodes`, and `edges` are never used [INFO] [stdout] --> src/main.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 22 | impl DiGraph { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] 23 | fn from_edges(edges: Vec) -> DiGraph { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | fn nodes(&self) -> Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | fn edges(&self) -> Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustc8jvEmx/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-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustc8jvEmx/raw-dylibs" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,-znostart-stop-gc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/echodb-5a82c9dad406a883" "-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 `echodb` (bin "echodb") due to 1 previous error; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "356a1b89316c2ffdad001ec6c4758d15cd34590361705176e5100784bf612c6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "356a1b89316c2ffdad001ec6c4758d15cd34590361705176e5100784bf612c6f", kill_on_drop: false }` [INFO] [stdout] 356a1b89316c2ffdad001ec6c4758d15cd34590361705176e5100784bf612c6f