[INFO] cloning repository https://github.com/jrdnrs/collections-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jrdnrs/collections-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrdnrs%2Fcollections-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrdnrs%2Fcollections-rs'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrdnrs%2Fcollections-rs: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/jrdnrs/collections-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jrdnrs/collections-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrdnrs%2Fcollections-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrdnrs%2Fcollections-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3d263fc2ddee0ffe8438e4e3905aecb8ef156d87 [INFO] testing jrdnrs/collections-rs against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrdnrs%2Fcollections-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jrdnrs/collections-rs on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jrdnrs/collections-rs [INFO] finished tweaking git repo https://github.com/jrdnrs/collections-rs [INFO] tweaked toml for git repo https://github.com/jrdnrs/collections-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jrdnrs/collections-rs 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" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: build [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a77287738989b0e22d7c52948fbdafeab0b8924ffb98431a7792c289c9736563 [INFO] running `Command { std: "docker" "start" "-a" "a77287738989b0e22d7c52948fbdafeab0b8924ffb98431a7792c289c9736563", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a77287738989b0e22d7c52948fbdafeab0b8924ffb98431a7792c289c9736563", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a77287738989b0e22d7c52948fbdafeab0b8924ffb98431a7792c289c9736563", kill_on_drop: false }` [INFO] [stdout] a77287738989b0e22d7c52948fbdafeab0b8924ffb98431a7792c289c9736563 [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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e9f78ae50cbb43feaa29cb2ff95d74e5ee046df1811a2477530909e77746887 [INFO] running `Command { std: "docker" "start" "-a" "1e9f78ae50cbb43feaa29cb2ff95d74e5ee046df1811a2477530909e77746887", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: build [INFO] [stderr] Compiling collections v1.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `type_id` is never read [INFO] [stdout] --> src/erased_vec.rs:103:5 [INFO] [stdout] | [INFO] [stdout] 102 | pub struct ErasedType { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 103 | type_id: TypeId, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ErasedType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `unwrap` is never used [INFO] [stdout] --> src/sparse_map.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 8 | impl Index { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] 9 | pub fn unwrap(self) -> usize { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s [INFO] running `Command { std: "docker" "inspect" "1e9f78ae50cbb43feaa29cb2ff95d74e5ee046df1811a2477530909e77746887", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e9f78ae50cbb43feaa29cb2ff95d74e5ee046df1811a2477530909e77746887", kill_on_drop: false }` [INFO] [stdout] 1e9f78ae50cbb43feaa29cb2ff95d74e5ee046df1811a2477530909e77746887 [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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 25c76ad8d404680543a77e568243f8669fa44bb90a2dc86620c14202e49bd217 [INFO] running `Command { std: "docker" "start" "-a" "25c76ad8d404680543a77e568243f8669fa44bb90a2dc86620c14202e49bd217", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: build [INFO] [stdout] warning: field `type_id` is never read [INFO] [stdout] --> src/erased_vec.rs:103:5 [INFO] [stdout] | [INFO] [stdout] 102 | pub struct ErasedType { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 103 | type_id: TypeId, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ErasedType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `unwrap` is never used [INFO] [stdout] --> src/sparse_map.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 8 | impl Index { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] 9 | pub fn unwrap(self) -> usize { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling collections v1.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `rx` [INFO] [stdout] --> src/spsc_channel.rs:291:22 [INFO] [stdout] | [INFO] [stdout] 291 | let (mut tx, rx) = spsc_channel::(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_rx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tx` [INFO] [stdout] --> src/spsc_channel.rs:310:18 [INFO] [stdout] | [INFO] [stdout] 310 | let (mut tx, mut rx) = spsc_channel::(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_tx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rx` [INFO] [stdout] --> src/spsc_channel.rs:310:26 [INFO] [stdout] | [INFO] [stdout] 310 | let (mut tx, mut rx) = spsc_channel::(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_rx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/spsc_channel.rs:310:14 [INFO] [stdout] | [INFO] [stdout] 310 | let (mut tx, mut rx) = spsc_channel::(); [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: variable does not need to be mutable [INFO] [stdout] --> src/spsc_channel.rs:310:22 [INFO] [stdout] | [INFO] [stdout] 310 | let (mut tx, mut rx) = spsc_channel::(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `type_id` is never read [INFO] [stdout] --> src/erased_vec.rs:103:5 [INFO] [stdout] | [INFO] [stdout] 102 | pub struct ErasedType { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 103 | type_id: TypeId, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ErasedType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `unwrap` is never used [INFO] [stdout] --> src/sparse_map.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 8 | impl Index { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] 9 | pub fn unwrap(self) -> usize { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustcZId8yz/symbols.o" "<9 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,libunicode_width-*,librustc_std_workspace_std-*,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" "-L" "/tmp/rustcZId8yz/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/collections-7d98e7b4c4c91cc8" "-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 `collections` (lib test) due to 1 previous error; 7 warnings emitted [INFO] running `Command { std: "docker" "inspect" "25c76ad8d404680543a77e568243f8669fa44bb90a2dc86620c14202e49bd217", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25c76ad8d404680543a77e568243f8669fa44bb90a2dc86620c14202e49bd217", kill_on_drop: false }` [INFO] [stdout] 25c76ad8d404680543a77e568243f8669fa44bb90a2dc86620c14202e49bd217