[INFO] crate genelf 0.1.8 is already in cache
[INFO] extracting crate genelf 0.1.8 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/genelf/0.1.8
[INFO] extracting crate genelf 0.1.8 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/genelf/0.1.8
[INFO] validating manifest of genelf-0.1.8 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of genelf-0.1.8 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing genelf-0.1.8
[INFO] finished frobbing genelf-0.1.8
[INFO] frobbed toml for genelf-0.1.8 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/genelf/0.1.8/Cargo.toml
[INFO] started frobbing genelf-0.1.8
[INFO] finished frobbing genelf-0.1.8
[INFO] frobbed toml for genelf-0.1.8 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/genelf/0.1.8/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking genelf-0.1.8 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-2/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/genelf/0.1.8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bab1ab4e38689eeb0142688f7c7c2afe39f9195f94de1f47e0eaa0651bd367d0
[INFO] running `"docker" "start" "-a" "bab1ab4e38689eeb0142688f7c7c2afe39f9195f94de1f47e0eaa0651bd367d0"`
[INFO] [stderr]     Checking genelf v0.1.8 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]  --> src/elf/elf.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     name: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_emagic`
[INFO] [stderr]    --> src/elf/elf.rs:156:5
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn check_emagic(u: &Vec<u8>) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_etype`
[INFO] [stderr]    --> src/elf/elf.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     fn check_etype(u: u16) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_machine`
[INFO] [stderr]    --> src/elf/elf.rs:162:5
[INFO] [stderr]     |
[INFO] [stderr] 162 |     fn check_machine(u: &Vec<u8>) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]  --> src/elf/elf.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     name: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_emagic`
[INFO] [stderr]    --> src/elf/elf.rs:156:5
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn check_emagic(u: &Vec<u8>) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_etype`
[INFO] [stderr]    --> src/elf/elf.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     fn check_etype(u: u16) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_machine`
[INFO] [stderr]    --> src/elf/elf.rs:162:5
[INFO] [stderr]     |
[INFO] [stderr] 162 |     fn check_machine(u: &Vec<u8>) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:5:29
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:5:29
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `E_MAGIC`
[INFO] [stderr]  --> src/elf/elf.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub const E_MAGIC: u32 = 0x7f454c46;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]  --> src/elf/elf.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     name: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_text`
[INFO] [stderr]   --> src/elf/elf.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn set_text(&mut self, bytes: Vec<u8>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `append_shdr`
[INFO] [stderr]   --> src/elf/elf.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn append_shdr(&mut self, shdr: Shdr) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_emagic`
[INFO] [stderr]    --> src/elf/elf.rs:156:5
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn check_emagic(u: &Vec<u8>) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_etype`
[INFO] [stderr]    --> src/elf/elf.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     fn check_etype(u: u16) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_machine`
[INFO] [stderr]    --> src/elf/elf.rs:162:5
[INFO] [stderr]     |
[INFO] [stderr] 162 |     fn check_machine(u: &Vec<u8>) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `out`
[INFO] [stderr]    --> src/elf/elf.rs:165:5
[INFO] [stderr]     |
[INFO] [stderr] 165 |     pub fn out(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SHF_WRITE`
[INFO] [stderr]    --> src/elf/elf.rs:229:1
[INFO] [stderr]     |
[INFO] [stderr] 229 | pub const SHF_WRITE: u64 = 1 << 0;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SHF_ALLOC`
[INFO] [stderr]    --> src/elf/elf.rs:230:1
[INFO] [stderr]     |
[INFO] [stderr] 230 | pub const SHF_ALLOC: u64 = 1 << 1;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SHF_EXECUTE`
[INFO] [stderr]    --> src/elf/elf.rs:231:1
[INFO] [stderr]     |
[INFO] [stderr] 231 | pub const SHF_EXECUTE: u64 = 1 << 2;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SHT_NULL`
[INFO] [stderr]    --> src/elf/elf.rs:232:1
[INFO] [stderr]     |
[INFO] [stderr] 232 | pub const SHT_NULL: u32 = 0;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SHT_PROGBITS`
[INFO] [stderr]    --> src/elf/elf.rs:233:1
[INFO] [stderr]     |
[INFO] [stderr] 233 | pub const SHT_PROGBITS: u32 = 1;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SHT_SYMTAB`
[INFO] [stderr]    --> src/elf/elf.rs:234:1
[INFO] [stderr]     |
[INFO] [stderr] 234 | pub const SHT_SYMTAB: u32 = 2;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SHT_STRTAB`
[INFO] [stderr]    --> src/elf/elf.rs:235:1
[INFO] [stderr]     |
[INFO] [stderr] 235 | pub const SHT_STRTAB: u32 = 3;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/elf/elf.rs:251:5
[INFO] [stderr]     |
[INFO] [stderr] 251 |     pub fn new(b: Vec<u8>) -> Shdr {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `out`
[INFO] [stderr]    --> src/elf/elf.rs:266:5
[INFO] [stderr]     |
[INFO] [stderr] 266 |     pub fn out(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/elf/elf.rs:326:5
[INFO] [stderr]     |
[INFO] [stderr] 326 |     pub fn new(b: Vec<u8>) -> Phdr {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `E_MAGIC`
[INFO] [stderr]  --> src/elf/elf.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub const E_MAGIC: u32 = 0x7f454c46;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]  --> src/elf/elf.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     name: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_text`
[INFO] [stderr]   --> src/elf/elf.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn set_text(&mut self, bytes: Vec<u8>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `append_shdr`
[INFO] [stderr]   --> src/elf/elf.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn append_shdr(&mut self, shdr: Shdr) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_emagic`
[INFO] [stderr]    --> src/elf/elf.rs:156:5
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn check_emagic(u: &Vec<u8>) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_etype`
[INFO] [stderr]    --> src/elf/elf.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     fn check_etype(u: u16) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_machine`
[INFO] [stderr]    --> src/elf/elf.rs:162:5
[INFO] [stderr]     |
[INFO] [stderr] 162 |     fn check_machine(u: &Vec<u8>) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `out`
[INFO] [stderr]    --> src/elf/elf.rs:165:5
[INFO] [stderr]     |
[INFO] [stderr] 165 |     pub fn out(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SHF_WRITE`
[INFO] [stderr]    --> src/elf/elf.rs:229:1
[INFO] [stderr]     |
[INFO] [stderr] 229 | pub const SHF_WRITE: u64 = 1 << 0;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SHF_ALLOC`
[INFO] [stderr]    --> src/elf/elf.rs:230:1
[INFO] [stderr]     |
[INFO] [stderr] 230 | pub const SHF_ALLOC: u64 = 1 << 1;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SHF_EXECUTE`
[INFO] [stderr]    --> src/elf/elf.rs:231:1
[INFO] [stderr]     |
[INFO] [stderr] 231 | pub const SHF_EXECUTE: u64 = 1 << 2;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SHT_NULL`
[INFO] [stderr]    --> src/elf/elf.rs:232:1
[INFO] [stderr]     |
[INFO] [stderr] 232 | pub const SHT_NULL: u32 = 0;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SHT_PROGBITS`
[INFO] [stderr]    --> src/elf/elf.rs:233:1
[INFO] [stderr]     |
[INFO] [stderr] 233 | pub const SHT_PROGBITS: u32 = 1;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SHT_SYMTAB`
[INFO] [stderr]    --> src/elf/elf.rs:234:1
[INFO] [stderr]     |
[INFO] [stderr] 234 | pub const SHT_SYMTAB: u32 = 2;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SHT_STRTAB`
[INFO] [stderr]    --> src/elf/elf.rs:235:1
[INFO] [stderr]     |
[INFO] [stderr] 235 | pub const SHT_STRTAB: u32 = 3;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/elf/elf.rs:251:5
[INFO] [stderr]     |
[INFO] [stderr] 251 |     pub fn new(b: Vec<u8>) -> Shdr {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `out`
[INFO] [stderr]    --> src/elf/elf.rs:266:5
[INFO] [stderr]     |
[INFO] [stderr] 266 |     pub fn out(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/elf/elf.rs:326:5
[INFO] [stderr]     |
[INFO] [stderr] 326 |     pub fn new(b: Vec<u8>) -> Phdr {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "bab1ab4e38689eeb0142688f7c7c2afe39f9195f94de1f47e0eaa0651bd367d0"`
[INFO] running `"docker" "rm" "-f" "bab1ab4e38689eeb0142688f7c7c2afe39f9195f94de1f47e0eaa0651bd367d0"`
[INFO] [stdout] bab1ab4e38689eeb0142688f7c7c2afe39f9195f94de1f47e0eaa0651bd367d0