[INFO] cloning repository https://github.com/lkitching/rsdb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lkitching/rsdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flkitching%2Frsdb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flkitching%2Frsdb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] baa25a61b16a056d59ccf8a520e616a0488a84a4
[INFO] testing lkitching/rsdb against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flkitching%2Frsdb" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/lkitching/rsdb
[INFO] finished tweaking git repo https://github.com/lkitching/rsdb
[INFO] tweaked toml for git repo https://github.com/lkitching/rsdb written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lkitching/rsdb on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lkitching/rsdb 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 799ca6c0758862cddec8a8717dcad62b221e363af30d2974c6e9ecdb65ea342a
[INFO] running `Command { std: "docker" "start" "-a" "799ca6c0758862cddec8a8717dcad62b221e363af30d2974c6e9ecdb65ea342a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "799ca6c0758862cddec8a8717dcad62b221e363af30d2974c6e9ecdb65ea342a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "799ca6c0758862cddec8a8717dcad62b221e363af30d2974c6e9ecdb65ea342a", kill_on_drop: false }`
[INFO] [stdout] 799ca6c0758862cddec8a8717dcad62b221e363af30d2974c6e9ecdb65ea342a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] ba2fa10cadf6276c45b7c970b3fbe143601541eb9a6862bfb85bf03318cb8f43
[INFO] running `Command { std: "docker" "start" "-a" "ba2fa10cadf6276c45b7c970b3fbe143601541eb9a6862bfb85bf03318cb8f43", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling prettyplease v0.2.31
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling bindgen v0.69.5
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling cc v1.2.17
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling strum_macros v0.27.1
[INFO] [stderr]    Compiling registers-macro v0.1.0 (/opt/rustwide/workdir/registers-macro)
[INFO] [stderr]    Compiling strum v0.27.1
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling fd-lock v4.0.2
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling rustyline v15.0.0
[INFO] [stderr]    Compiling zydis-sys v0.1.2
[INFO] [stderr]    Compiling rsdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/dwarf.rs:454:17
[INFO] [stdout]     |
[INFO] [stdout] 453 |                 panic!("DW_FORM_ref8 and DW_FORM_ref_sig8 forms not supported");
[INFO] [stdout]     |                 --------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 454 |                 self.position += 8;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/multimap.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let values_it = self.items.iter().flat_map(|(k, v)| v.iter());
[INFO] [stdout]    |                                                      ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]    --> src/dwarf.rs:355:21
[INFO] [stdout]     |
[INFO] [stdout] 355 |         let mut b = 0;
[INFO] [stdout]     |                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `abbrev`
[INFO] [stdout]    --> src/dwarf.rs:654:68
[INFO] [stdout]     |
[INFO] [stdout] 654 | ...le_unit: &'a CompileUnit, abbrev: &'a Abbrev, dwarf: &'a Dwarf) -> Result<RangeListIterator<'a>, Error> {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_abbrev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `write_gprs` is never used
[INFO] [stdout]    --> src/register.rs:252:8
[INFO] [stdout]     |
[INFO] [stdout] 150 | impl Registers {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 252 |     fn write_gprs(&mut self) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file` and `path` are never read
[INFO] [stdout]   --> src/elf.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Elf {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 26 |     file: File,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 27 |     file_len: u64,
[INFO] [stdout] 28 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `code` is never read
[INFO] [stdout]    --> src/dwarf.rs:253:5
[INFO] [stdout]     |
[INFO] [stdout] 252 | pub struct Abbrev {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 253 |     code: NonZeroU64,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Abbrev` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `i8`, `i16`, `i32`, and `i64` are never used
[INFO] [stdout]    --> src/dwarf.rs:300:8
[INFO] [stdout]     |
[INFO] [stdout] 275 | impl <'a> Cursor<'a> {
[INFO] [stdout]     | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 300 |     fn i8(&mut self) -> i8 { self.fixed_int::<i8, 1>() }
[INFO] [stdout]     |        ^^
[INFO] [stdout] 301 |     fn i16(&mut self) -> i16 { self.fixed_int::<i16, 2>() }
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 302 |     fn i32(&mut self) -> i32 { self.fixed_int::<i32, 4>() }
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 303 |     fn i64(&mut self) -> i64 { self.fixed_int::<i64, 8>() }
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `attr_type` is never read
[INFO] [stdout]    --> src/dwarf.rs:530:5
[INFO] [stdout]     |
[INFO] [stdout] 529 | pub struct Attribute {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 530 |     attr_type: u64,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Attribute` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next_entry_position` is never used
[INFO] [stdout]    --> src/dwarf.rs:838:8
[INFO] [stdout]     |
[INFO] [stdout] 836 | impl DIEEntry {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] 837 |     // returns the position of the next DIE entry
[INFO] [stdout] 838 |     fn next_entry_position(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `version` and `address_size` are never read
[INFO] [stdout]    --> src/dwarf.rs:851:5
[INFO] [stdout]     |
[INFO] [stdout] 847 | pub struct CompileUnitHeader {
[INFO] [stdout]     |            ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 851 |     version: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 852 |     abbrev_offset: usize,
[INFO] [stdout] 853 |     address_size: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CompileUnitHeader` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `data_len` and `data_offset` are never used
[INFO] [stdout]    --> src/dwarf.rs:891:8
[INFO] [stdout]     |
[INFO] [stdout] 856 | impl CompileUnitHeader {
[INFO] [stdout]     | ---------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 891 |     fn data_len(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 896 |     fn data_offset(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/dwarf.rs:912:8
[INFO] [stdout]     |
[INFO] [stdout] 911 | impl CompileUnit {
[INFO] [stdout]     | ---------------- associated function in this implementation
[INFO] [stdout] 912 |     fn new(header: CompileUnitHeader) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/interop/ptrace.rs:85:36
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let word: usize = unsafe { mem::transmute(data) };
[INFO] [stdout]    |                                    --------------^^^^^^
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    help: replace this with: `i64::cast_unsigned`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/interop/ptrace.rs:105:36
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let word: usize = unsafe { mem::transmute(data) };
[INFO] [stdout]     |                                    --------------^^^^^^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    help: replace this with: `i64::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/dwarf.rs:383:18
[INFO] [stdout]     |
[INFO] [stdout] 383 |         unsafe { mem::transmute(res) }
[INFO] [stdout]     |                  --------------^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `u64::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/dwarf.rs:1288:26
[INFO] [stdout]      |
[INFO] [stdout] 1288 |     fn debug_info_cursor(&self) -> Cursor {
[INFO] [stdout]      |                          ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                          |
[INFO] [stdout]      |                          the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1288 |     fn debug_info_cursor(&self) -> Cursor<'_> {
[INFO] [stdout]      |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]   --> src/main.rs:48:38
[INFO] [stdout]    |
[INFO] [stdout] 48 |         signal(SIGINT, handle_sigint as sighandler_t);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]    |
[INFO] [stdout] 48 |         signal(SIGINT, handle_sigint as *const () as sighandler_t);
[INFO] [stdout]    |                                      ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.26s
[INFO] running `Command { std: "docker" "inspect" "ba2fa10cadf6276c45b7c970b3fbe143601541eb9a6862bfb85bf03318cb8f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba2fa10cadf6276c45b7c970b3fbe143601541eb9a6862bfb85bf03318cb8f43", kill_on_drop: false }`
[INFO] [stdout] ba2fa10cadf6276c45b7c970b3fbe143601541eb9a6862bfb85bf03318cb8f43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 61d40d06dac419821b380f88af363a477fdeb8f612524aa69fefa68da253290b
[INFO] running `Command { std: "docker" "start" "-a" "61d40d06dac419821b380f88af363a477fdeb8f612524aa69fefa68da253290b", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/dwarf.rs:454:17
[INFO] [stdout]     |
[INFO] [stdout] 453 |                 panic!("DW_FORM_ref8 and DW_FORM_ref_sig8 forms not supported");
[INFO] [stdout]     |                 --------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 454 |                 self.position += 8;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/multimap.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let values_it = self.items.iter().flat_map(|(k, v)| v.iter());
[INFO] [stdout]    |                                                      ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]    --> src/dwarf.rs:355:21
[INFO] [stdout]     |
[INFO] [stdout] 355 |         let mut b = 0;
[INFO] [stdout]     |                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `abbrev`
[INFO] [stdout]    --> src/dwarf.rs:654:68
[INFO] [stdout]     |
[INFO] [stdout] 654 | ...le_unit: &'a CompileUnit, abbrev: &'a Abbrev, dwarf: &'a Dwarf) -> Result<RangeListIterator<'a>, Error> {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_abbrev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `write_gprs` is never used
[INFO] [stdout]    --> src/register.rs:252:8
[INFO] [stdout]     |
[INFO] [stdout] 150 | impl Registers {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 252 |     fn write_gprs(&mut self) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file` and `path` are never read
[INFO] [stdout]   --> src/elf.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Elf {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 26 |     file: File,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 27 |     file_len: u64,
[INFO] [stdout] 28 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `code` is never read
[INFO] [stdout]    --> src/dwarf.rs:253:5
[INFO] [stdout]     |
[INFO] [stdout] 252 | pub struct Abbrev {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 253 |     code: NonZeroU64,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Abbrev` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `i8`, `i16`, `i32`, and `i64` are never used
[INFO] [stdout]    --> src/dwarf.rs:300:8
[INFO] [stdout]     |
[INFO] [stdout] 275 | impl <'a> Cursor<'a> {
[INFO] [stdout]     | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 300 |     fn i8(&mut self) -> i8 { self.fixed_int::<i8, 1>() }
[INFO] [stdout]     |        ^^
[INFO] [stdout] 301 |     fn i16(&mut self) -> i16 { self.fixed_int::<i16, 2>() }
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 302 |     fn i32(&mut self) -> i32 { self.fixed_int::<i32, 4>() }
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 303 |     fn i64(&mut self) -> i64 { self.fixed_int::<i64, 8>() }
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `attr_type` is never read
[INFO] [stdout]    --> src/dwarf.rs:530:5
[INFO] [stdout]     |
[INFO] [stdout] 529 | pub struct Attribute {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 530 |     attr_type: u64,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Attribute` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next_entry_position` is never used
[INFO] [stdout]    --> src/dwarf.rs:838:8
[INFO] [stdout]     |
[INFO] [stdout] 836 | impl DIEEntry {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] 837 |     // returns the position of the next DIE entry
[INFO] [stdout] 838 |     fn next_entry_position(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `version` and `address_size` are never read
[INFO] [stdout]    --> src/dwarf.rs:851:5
[INFO] [stdout]     |
[INFO] [stdout] 847 | pub struct CompileUnitHeader {
[INFO] [stdout]     |            ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 851 |     version: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 852 |     abbrev_offset: usize,
[INFO] [stdout] 853 |     address_size: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CompileUnitHeader` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `data_len` and `data_offset` are never used
[INFO] [stdout]    --> src/dwarf.rs:891:8
[INFO] [stdout]     |
[INFO] [stdout] 856 | impl CompileUnitHeader {
[INFO] [stdout]     | ---------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 891 |     fn data_len(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 896 |     fn data_offset(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/dwarf.rs:912:8
[INFO] [stdout]     |
[INFO] [stdout] 911 | impl CompileUnit {
[INFO] [stdout]     | ---------------- associated function in this implementation
[INFO] [stdout] 912 |     fn new(header: CompileUnitHeader) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/interop/ptrace.rs:85:36
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let word: usize = unsafe { mem::transmute(data) };
[INFO] [stdout]    |                                    --------------^^^^^^
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    help: replace this with: `i64::cast_unsigned`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/interop/ptrace.rs:105:36
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let word: usize = unsafe { mem::transmute(data) };
[INFO] [stdout]     |                                    --------------^^^^^^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    help: replace this with: `i64::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/dwarf.rs:383:18
[INFO] [stdout]     |
[INFO] [stdout] 383 |         unsafe { mem::transmute(res) }
[INFO] [stdout]     |                  --------------^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `u64::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/dwarf.rs:1288:26
[INFO] [stdout]      |
[INFO] [stdout] 1288 |     fn debug_info_cursor(&self) -> Cursor {
[INFO] [stdout]      |                          ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                          |
[INFO] [stdout]      |                          the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1288 |     fn debug_info_cursor(&self) -> Cursor<'_> {
[INFO] [stdout]      |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling rsdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]   --> src/main.rs:48:38
[INFO] [stdout]    |
[INFO] [stdout] 48 |         signal(SIGINT, handle_sigint as sighandler_t);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]    |
[INFO] [stdout] 48 |         signal(SIGINT, handle_sigint as *const () as sighandler_t);
[INFO] [stdout]    |                                      ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/dwarf.rs:454:17
[INFO] [stdout]     |
[INFO] [stdout] 453 |                 panic!("DW_FORM_ref8 and DW_FORM_ref_sig8 forms not supported");
[INFO] [stdout]     |                 --------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 454 |                 self.position += 8;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/multimap.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let values_it = self.items.iter().flat_map(|(k, v)| v.iter());
[INFO] [stdout]    |                                                      ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]    --> src/dwarf.rs:355:21
[INFO] [stdout]     |
[INFO] [stdout] 355 |         let mut b = 0;
[INFO] [stdout]     |                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `abbrev`
[INFO] [stdout]    --> src/dwarf.rs:654:68
[INFO] [stdout]     |
[INFO] [stdout] 654 | ...le_unit: &'a CompileUnit, abbrev: &'a Abbrev, dwarf: &'a Dwarf) -> Result<RangeListIterator<'a>, Error> {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_abbrev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `write_gprs` is never used
[INFO] [stdout]    --> src/register.rs:252:8
[INFO] [stdout]     |
[INFO] [stdout] 150 | impl Registers {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 252 |     fn write_gprs(&mut self) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file` and `path` are never read
[INFO] [stdout]   --> src/elf.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Elf {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 26 |     file: File,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 27 |     file_len: u64,
[INFO] [stdout] 28 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `code` is never read
[INFO] [stdout]    --> src/dwarf.rs:253:5
[INFO] [stdout]     |
[INFO] [stdout] 252 | pub struct Abbrev {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 253 |     code: NonZeroU64,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Abbrev` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `i8`, `i16`, `i32`, and `i64` are never used
[INFO] [stdout]    --> src/dwarf.rs:300:8
[INFO] [stdout]     |
[INFO] [stdout] 275 | impl <'a> Cursor<'a> {
[INFO] [stdout]     | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 300 |     fn i8(&mut self) -> i8 { self.fixed_int::<i8, 1>() }
[INFO] [stdout]     |        ^^
[INFO] [stdout] 301 |     fn i16(&mut self) -> i16 { self.fixed_int::<i16, 2>() }
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 302 |     fn i32(&mut self) -> i32 { self.fixed_int::<i32, 4>() }
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 303 |     fn i64(&mut self) -> i64 { self.fixed_int::<i64, 8>() }
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `attr_type` is never read
[INFO] [stdout]    --> src/dwarf.rs:530:5
[INFO] [stdout]     |
[INFO] [stdout] 529 | pub struct Attribute {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 530 |     attr_type: u64,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Attribute` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next_entry_position` is never used
[INFO] [stdout]    --> src/dwarf.rs:838:8
[INFO] [stdout]     |
[INFO] [stdout] 836 | impl DIEEntry {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] 837 |     // returns the position of the next DIE entry
[INFO] [stdout] 838 |     fn next_entry_position(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `version` and `address_size` are never read
[INFO] [stdout]    --> src/dwarf.rs:851:5
[INFO] [stdout]     |
[INFO] [stdout] 847 | pub struct CompileUnitHeader {
[INFO] [stdout]     |            ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 851 |     version: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 852 |     abbrev_offset: usize,
[INFO] [stdout] 853 |     address_size: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CompileUnitHeader` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `data_len` and `data_offset` are never used
[INFO] [stdout]    --> src/dwarf.rs:891:8
[INFO] [stdout]     |
[INFO] [stdout] 856 | impl CompileUnitHeader {
[INFO] [stdout]     | ---------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 891 |     fn data_len(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 896 |     fn data_offset(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/dwarf.rs:912:8
[INFO] [stdout]     |
[INFO] [stdout] 911 | impl CompileUnit {
[INFO] [stdout]     | ---------------- associated function in this implementation
[INFO] [stdout] 912 |     fn new(header: CompileUnitHeader) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/interop/ptrace.rs:85:36
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let word: usize = unsafe { mem::transmute(data) };
[INFO] [stdout]    |                                    --------------^^^^^^
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    help: replace this with: `i64::cast_unsigned`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/interop/ptrace.rs:105:36
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let word: usize = unsafe { mem::transmute(data) };
[INFO] [stdout]     |                                    --------------^^^^^^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    help: replace this with: `i64::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/dwarf.rs:383:18
[INFO] [stdout]     |
[INFO] [stdout] 383 |         unsafe { mem::transmute(res) }
[INFO] [stdout]     |                  --------------^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `u64::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/dwarf.rs:1288:26
[INFO] [stdout]      |
[INFO] [stdout] 1288 |     fn debug_info_cursor(&self) -> Cursor {
[INFO] [stdout]      |                          ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                          |
[INFO] [stdout]      |                          the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1288 |     fn debug_info_cursor(&self) -> Cursor<'_> {
[INFO] [stdout]      |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.29s
[INFO] running `Command { std: "docker" "inspect" "61d40d06dac419821b380f88af363a477fdeb8f612524aa69fefa68da253290b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61d40d06dac419821b380f88af363a477fdeb8f612524aa69fefa68da253290b", kill_on_drop: false }`
[INFO] [stdout] 61d40d06dac419821b380f88af363a477fdeb8f612524aa69fefa68da253290b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 2d5646125f63538198fcf178f1994cde7928a9878cf74e1361f55908c8bf6b62
[INFO] running `Command { std: "docker" "start" "-a" "2d5646125f63538198fcf178f1994cde7928a9878cf74e1361f55908c8bf6b62", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/dwarf.rs:454:17
[INFO] [stderr]     |
[INFO] [stderr] 453 |                 panic!("DW_FORM_ref8 and DW_FORM_ref_sig8 forms not supported");
[INFO] [stderr]     |                 --------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stderr] 454 |                 self.position += 8;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> src/multimap.rs:52:54
[INFO] [stderr]    |
[INFO] [stderr] 52 |         let values_it = self.items.iter().flat_map(|(k, v)| v.iter());
[INFO] [stderr]    |                                                      ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `b` is never read
[INFO] [stderr]    --> src/dwarf.rs:355:21
[INFO] [stderr]     |
[INFO] [stderr] 355 |         let mut b = 0;
[INFO] [stderr]     |                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `abbrev`
[INFO] [stderr]    --> src/dwarf.rs:654:68
[INFO] [stderr]     |
[INFO] [stderr] 654 | ...le_unit: &'a CompileUnit, abbrev: &'a Abbrev, dwarf: &'a Dwarf) -> Result<RangeListIterator<'a>, Error> {
[INFO] [stderr]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_abbrev`
[INFO] [stderr] 
[INFO] [stderr] warning: method `write_gprs` is never used
[INFO] [stderr]    --> src/register.rs:252:8
[INFO] [stderr]     |
[INFO] [stderr] 150 | impl Registers {
[INFO] [stderr]     | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 252 |     fn write_gprs(&mut self) -> Result<(), Error> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `file` and `path` are never read
[INFO] [stderr]   --> src/elf.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub struct Elf {
[INFO] [stderr]    |            --- fields in this struct
[INFO] [stderr] 26 |     file: File,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 27 |     file_len: u64,
[INFO] [stderr] 28 |     path: PathBuf,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `code` is never read
[INFO] [stderr]    --> src/dwarf.rs:253:5
[INFO] [stderr]     |
[INFO] [stderr] 252 | pub struct Abbrev {
[INFO] [stderr]     |            ------ field in this struct
[INFO] [stderr] 253 |     code: NonZeroU64,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Abbrev` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `i8`, `i16`, `i32`, and `i64` are never used
[INFO] [stderr]    --> src/dwarf.rs:300:8
[INFO] [stderr]     |
[INFO] [stderr] 275 | impl <'a> Cursor<'a> {
[INFO] [stderr]     | -------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 300 |     fn i8(&mut self) -> i8 { self.fixed_int::<i8, 1>() }
[INFO] [stderr]     |        ^^
[INFO] [stderr] 301 |     fn i16(&mut self) -> i16 { self.fixed_int::<i16, 2>() }
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 302 |     fn i32(&mut self) -> i32 { self.fixed_int::<i32, 4>() }
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 303 |     fn i64(&mut self) -> i64 { self.fixed_int::<i64, 8>() }
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `attr_type` is never read
[INFO] [stderr]    --> src/dwarf.rs:530:5
[INFO] [stderr]     |
[INFO] [stderr] 529 | pub struct Attribute {
[INFO] [stderr]     |            --------- field in this struct
[INFO] [stderr] 530 |     attr_type: u64,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Attribute` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `next_entry_position` is never used
[INFO] [stderr]    --> src/dwarf.rs:838:8
[INFO] [stderr]     |
[INFO] [stderr] 836 | impl DIEEntry {
[INFO] [stderr]     | ------------- method in this implementation
[INFO] [stderr] 837 |     // returns the position of the next DIE entry
[INFO] [stderr] 838 |     fn next_entry_position(&self) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `version` and `address_size` are never read
[INFO] [stderr]    --> src/dwarf.rs:851:5
[INFO] [stderr]     |
[INFO] [stderr] 847 | pub struct CompileUnitHeader {
[INFO] [stderr]     |            ----------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 851 |     version: u16,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 852 |     abbrev_offset: usize,
[INFO] [stderr] 853 |     address_size: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `CompileUnitHeader` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `data_len` and `data_offset` are never used
[INFO] [stderr]    --> src/dwarf.rs:891:8
[INFO] [stderr]     |
[INFO] [stderr] 856 | impl CompileUnitHeader {
[INFO] [stderr]     | ---------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 891 |     fn data_len(&self) -> usize {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 896 |     fn data_offset(&self) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]    --> src/dwarf.rs:912:8
[INFO] [stderr]     |
[INFO] [stderr] 911 | impl CompileUnit {
[INFO] [stderr]     | ---------------- associated function in this implementation
[INFO] [stderr] 912 |     fn new(header: CompileUnitHeader) -> Self {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]   --> src/interop/ptrace.rs:85:36
[INFO] [stderr]    |
[INFO] [stderr] 85 |         let word: usize = unsafe { mem::transmute(data) };
[INFO] [stderr]    |                                    --------------^^^^^^
[INFO] [stderr]    |                                    |
[INFO] [stderr]    |                                    help: replace this with: `i64::cast_unsigned`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]    --> src/interop/ptrace.rs:105:36
[INFO] [stderr]     |
[INFO] [stderr] 105 |         let word: usize = unsafe { mem::transmute(data) };
[INFO] [stderr]     |                                    --------------^^^^^^
[INFO] [stderr]     |                                    |
[INFO] [stderr]     |                                    help: replace this with: `i64::cast_unsigned`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]    --> src/dwarf.rs:383:18
[INFO] [stderr]     |
[INFO] [stderr] 383 |         unsafe { mem::transmute(res) }
[INFO] [stderr]     |                  --------------^^^^^
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  help: replace this with: `u64::cast_signed`
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]     --> src/dwarf.rs:1288:26
[INFO] [stderr]      |
[INFO] [stderr] 1288 |     fn debug_info_cursor(&self) -> Cursor {
[INFO] [stderr]      |                          ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |                          |
[INFO] [stderr]      |                          the lifetime is elided here
[INFO] [stderr]      |
[INFO] [stderr]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 1288 |     fn debug_info_cursor(&self) -> Cursor<'_> {
[INFO] [stderr]      |                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rsdb` (lib) generated 17 warnings (run `cargo fix --lib -p rsdb` to apply 6 suggestions)
[INFO] [stderr] warning: direct cast of function item into an integer
[INFO] [stderr]   --> src/main.rs:48:38
[INFO] [stderr]    |
[INFO] [stderr] 48 |         signal(SIGINT, handle_sigint as sighandler_t);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stderr] help: first cast to a pointer `as *const ()`
[INFO] [stderr]    |
[INFO] [stderr] 48 |         signal(SIGINT, handle_sigint as *const () as sighandler_t);
[INFO] [stderr]    |                                      ++++++++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rsdb` (bin "rsdb" test) generated 1 warning (run `cargo fix --bin "rsdb" -p rsdb --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `rsdb` (lib test) generated 17 warnings (17 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/rsdb/c2b3c8d70e3925e4/deps/librsdb-c2b3c8d70e3925e4)
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test dwarf::test::dwarf_language_test ... FAILED
[INFO] [stdout] test elf::test::get_symbol_by_virtual_address_test ... FAILED
[INFO] [stdout] test parse::test::parse_array_invalid_invalid_byte ... ok
[INFO] [stdout] test parse::test::parse_array_invalid_missing_closing_bracket ... ok
[INFO] [stdout] test dwarf::test::find_main_compile_unit_test ... FAILED
[INFO] [stdout] test dwarf::test::range_list_test ... FAILED
[INFO] [stdout] test elf::test::elf_entry_point_test ... FAILED
[INFO] [stdout] test elf::test::get_symbol_by_name_test ... FAILED
[INFO] [stdout] test parse::test::parse_array_invalid_missing_opening_bracket ... ok
[INFO] [stdout] test parse::test::to_integral_no_prefix ... ok
[INFO] [stdout] test parse::test::to_integral_with_prefix ... ok
[INFO] [stdout] test parse::test::parse_array_invalid_too_many_bytes ... ok
[INFO] [stdout] test process::test::breakpoint_on_address_test ... FAILED
[INFO] [stdout] test parse::test::parse_array_valid ... ok
[INFO] [stdout] test process::test::breakpoint_site_list_and_emptiness_test ... FAILED
[INFO] [stdout] test parse::test::parse_array_invalid_insufficient_bytes ... ok
[INFO] [stdout] test process::test::process_resume_attached_success ... FAILED
[INFO] [stdout] test process::test::can_find_breakpoint_site_test ... FAILED
[INFO] [stdout] test process::test::breakpoint_site_ids_increase ... FAILED
[INFO] [stdout] test process::test::cannot_find_breakpoint_site_test ... FAILED
[INFO] [stdout] test process::test::hardware_breakpoint_evades_memory_checksums ... FAILED
[INFO] [stdout] test process::test::can_iterate_breakpoint_sites_test ... FAILED
[INFO] [stdout] test syscalls::test::syscall_mapping_works ... ok
[INFO] [stdout] test types::test::virtual_address_diff_negative ... ok
[INFO] [stdout] test types::test::virtual_address_diff_positive ... ok
[INFO] [stdout] test process::test::process_resume_launched_success ... FAILED
[INFO] [stdout] test process::test::process_attach_success ... FAILED
[INFO] [stdout] test process::test::process_launch_no_such_program ... ok
[INFO] [stdout] test process::test::process_launch_succeeds ... FAILED
[INFO] [stdout] test process::test::process_resume_already_terminated ... FAILED
[INFO] [stdout] test process::test::watchpoint_detects_reads ... FAILED
[INFO] [stdout] test process::test::can_create_breakpoint_site_test ... FAILED
[INFO] [stdout] test process::test::reading_and_writing_memory_test ... FAILED
[INFO] [stdout] test process::test::syscall_catchpoints_test ... FAILED
[INFO] [stdout] test process::test::read_registers ... FAILED
[INFO] [stdout] test process::test::write_registers ... FAILED
[INFO] [stdout] test dwarf::test::get_abbrev_table_test ... FAILED
[INFO] [stdout] test process::test::can_remove_breakpoint_sites has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "2d5646125f63538198fcf178f1994cde7928a9878cf74e1361f55908c8bf6b62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d5646125f63538198fcf178f1994cde7928a9878cf74e1361f55908c8bf6b62", kill_on_drop: false }`
[INFO] [stdout] 2d5646125f63538198fcf178f1994cde7928a9878cf74e1361f55908c8bf6b62
