[INFO] fetching crate genelf 0.2.4...
[INFO] testing genelf-0.2.4 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate genelf 0.2.4 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate genelf 0.2.4 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate genelf 0.2.4
[INFO] finished tweaking crates.io crate genelf 0.2.4
[INFO] tweaked toml for crates.io crate genelf 0.2.4 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b37d940c997aa288341ee22399e69d345b73a622fc3852380976da1506fa34d
[INFO] running `Command { std: "docker" "start" "-a" "8b37d940c997aa288341ee22399e69d345b73a622fc3852380976da1506fa34d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b37d940c997aa288341ee22399e69d345b73a622fc3852380976da1506fa34d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b37d940c997aa288341ee22399e69d345b73a622fc3852380976da1506fa34d", kill_on_drop: false }`
[INFO] [stdout] 8b37d940c997aa288341ee22399e69d345b73a622fc3852380976da1506fa34d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d71a03f3a735da12f30eb3aa88fc16b8606cbe7e84e097c428e84000044b06d1
[INFO] running `Command { std: "docker" "start" "-a" "d71a03f3a735da12f30eb3aa88fc16b8606cbe7e84e097c428e84000044b06d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling genelf v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/elf/elf.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |         ((u[0] == 0x7f) && (u[1] == 0x45) && (u[2] == 0x4c) && (u[3] == 0x46))
[INFO] [stdout]     |         ^                                                                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 178 -         ((u[0] == 0x7f) && (u[1] == 0x45) && (u[2] == 0x4c) && (u[3] == 0x46))
[INFO] [stdout] 178 +         (u[0] == 0x7f) && (u[1] == 0x45) && (u[2] == 0x4c) && (u[3] == 0x46)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/elf/elf.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |         ((u[18] == 0x3e) && (u[19] == 0x00))
[INFO] [stdout]     |         ^                                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 184 -         ((u[18] == 0x3e) && (u[19] == 0x00))
[INFO] [stdout] 184 +         (u[18] == 0x3e) && (u[19] == 0x00)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]  --> src/elf/elf.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     name: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_emagic`
[INFO] [stdout]    --> src/elf/elf.rs:177:8
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn check_emagic(u: &Vec<u8>) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_etype`
[INFO] [stdout]    --> src/elf/elf.rs:180:8
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn check_etype(u: u16) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_machine`
[INFO] [stdout]    --> src/elf/elf.rs:183:8
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn check_machine(u: &Vec<u8>) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `len`
[INFO] [stdout]    --> src/elf/elf.rs:268:5
[INFO] [stdout]     |
[INFO] [stdout] 268 |     len: usize,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "d71a03f3a735da12f30eb3aa88fc16b8606cbe7e84e097c428e84000044b06d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d71a03f3a735da12f30eb3aa88fc16b8606cbe7e84e097c428e84000044b06d1", kill_on_drop: false }`
[INFO] [stdout] d71a03f3a735da12f30eb3aa88fc16b8606cbe7e84e097c428e84000044b06d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c960dc8cca0c9507d06a3e378f15ec4e7121ba1b17d48ce8e71a926a0d9c8c0
[INFO] running `Command { std: "docker" "start" "-a" "1c960dc8cca0c9507d06a3e378f15ec4e7121ba1b17d48ce8e71a926a0d9c8c0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/elf/elf.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |         ((u[0] == 0x7f) && (u[1] == 0x45) && (u[2] == 0x4c) && (u[3] == 0x46))
[INFO] [stdout]     |         ^                                                                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 178 -         ((u[0] == 0x7f) && (u[1] == 0x45) && (u[2] == 0x4c) && (u[3] == 0x46))
[INFO] [stdout] 178 +         (u[0] == 0x7f) && (u[1] == 0x45) && (u[2] == 0x4c) && (u[3] == 0x46)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/elf/elf.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |         ((u[18] == 0x3e) && (u[19] == 0x00))
[INFO] [stdout]     |         ^                                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 184 -         ((u[18] == 0x3e) && (u[19] == 0x00))
[INFO] [stdout] 184 +         (u[18] == 0x3e) && (u[19] == 0x00)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]  --> src/elf/elf.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     name: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling genelf v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `check_emagic`
[INFO] [stdout]    --> src/elf/elf.rs:177:8
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn check_emagic(u: &Vec<u8>) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_etype`
[INFO] [stdout]    --> src/elf/elf.rs:180:8
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn check_etype(u: u16) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_machine`
[INFO] [stdout]    --> src/elf/elf.rs:183:8
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn check_machine(u: &Vec<u8>) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `len`
[INFO] [stdout]    --> src/elf/elf.rs:268:5
[INFO] [stdout]     |
[INFO] [stdout] 268 |     len: usize,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/elf/elf.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |         ((u[0] == 0x7f) && (u[1] == 0x45) && (u[2] == 0x4c) && (u[3] == 0x46))
[INFO] [stdout]     |         ^                                                                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 178 -         ((u[0] == 0x7f) && (u[1] == 0x45) && (u[2] == 0x4c) && (u[3] == 0x46))
[INFO] [stdout] 178 +         (u[0] == 0x7f) && (u[1] == 0x45) && (u[2] == 0x4c) && (u[3] == 0x46)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/elf/elf.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |         ((u[18] == 0x3e) && (u[19] == 0x00))
[INFO] [stdout]     |         ^                                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 184 -         ((u[18] == 0x3e) && (u[19] == 0x00))
[INFO] [stdout] 184 +         (u[18] == 0x3e) && (u[19] == 0x00)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]  --> src/elf/elf.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     name: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_emagic`
[INFO] [stdout]    --> src/elf/elf.rs:177:8
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn check_emagic(u: &Vec<u8>) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_etype`
[INFO] [stdout]    --> src/elf/elf.rs:180:8
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn check_etype(u: u16) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_machine`
[INFO] [stdout]    --> src/elf/elf.rs:183:8
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn check_machine(u: &Vec<u8>) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `len`
[INFO] [stdout]    --> src/elf/elf.rs:268:5
[INFO] [stdout]     |
[INFO] [stdout] 268 |     len: usize,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "1c960dc8cca0c9507d06a3e378f15ec4e7121ba1b17d48ce8e71a926a0d9c8c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c960dc8cca0c9507d06a3e378f15ec4e7121ba1b17d48ce8e71a926a0d9c8c0", kill_on_drop: false }`
[INFO] [stdout] 1c960dc8cca0c9507d06a3e378f15ec4e7121ba1b17d48ce8e71a926a0d9c8c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 19fce63d0f7e6fa2c4042552e40b8d6b01cf061986dfa35a3deb48abe9f9eb55
[INFO] running `Command { std: "docker" "start" "-a" "19fce63d0f7e6fa2c4042552e40b8d6b01cf061986dfa35a3deb48abe9f9eb55", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/elf/elf.rs:178:9
[INFO] [stderr]     |
[INFO] [stderr] 178 |         ((u[0] == 0x7f) && (u[1] == 0x45) && (u[2] == 0x4c) && (u[3] == 0x46))
[INFO] [stderr]     |         ^                                                                    ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 178 -         ((u[0] == 0x7f) && (u[1] == 0x45) && (u[2] == 0x4c) && (u[3] == 0x46))
[INFO] [stderr] 178 +         (u[0] == 0x7f) && (u[1] == 0x45) && (u[2] == 0x4c) && (u[3] == 0x46)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/elf/elf.rs:184:9
[INFO] [stderr]     |
[INFO] [stderr] 184 |         ((u[18] == 0x3e) && (u[19] == 0x00))
[INFO] [stderr]     |         ^                                  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 184 -         ((u[18] == 0x3e) && (u[19] == 0x00))
[INFO] [stderr] 184 +         (u[18] == 0x3e) && (u[19] == 0x00)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `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: associated function is never used: `check_emagic`
[INFO] [stderr]    --> src/elf/elf.rs:177:8
[INFO] [stderr]     |
[INFO] [stderr] 177 |     fn check_emagic(u: &Vec<u8>) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `check_etype`
[INFO] [stderr]    --> src/elf/elf.rs:180:8
[INFO] [stderr]     |
[INFO] [stderr] 180 |     fn check_etype(u: u16) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `check_machine`
[INFO] [stderr]    --> src/elf/elf.rs:183:8
[INFO] [stderr]     |
[INFO] [stderr] 183 |     fn check_machine(u: &Vec<u8>) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `len`
[INFO] [stderr]    --> src/elf/elf.rs:268:5
[INFO] [stderr]     |
[INFO] [stderr] 268 |     len: usize,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `genelf` (lib) generated 7 warnings
[INFO] [stderr] warning: `genelf` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/genelf-d5f49d5957e3e7f9)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests genelf
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/elf/elf.rs:178:9
[INFO] [stderr]     |
[INFO] [stderr] 178 |         ((u[0] == 0x7f) && (u[1] == 0x45) && (u[2] == 0x4c) && (u[3] == 0x46))
[INFO] [stderr]     |         ^                                                                    ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 178 -         ((u[0] == 0x7f) && (u[1] == 0x45) && (u[2] == 0x4c) && (u[3] == 0x46))
[INFO] [stderr] 178 +         (u[0] == 0x7f) && (u[1] == 0x45) && (u[2] == 0x4c) && (u[3] == 0x46)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/elf/elf.rs:184:9
[INFO] [stderr]     |
[INFO] [stderr] 184 |         ((u[18] == 0x3e) && (u[19] == 0x00))
[INFO] [stderr]     |         ^                                  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 184 -         ((u[18] == 0x3e) && (u[19] == 0x00))
[INFO] [stderr] 184 +         (u[18] == 0x3e) && (u[19] == 0x00)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "19fce63d0f7e6fa2c4042552e40b8d6b01cf061986dfa35a3deb48abe9f9eb55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19fce63d0f7e6fa2c4042552e40b8d6b01cf061986dfa35a3deb48abe9f9eb55", kill_on_drop: false }`
[INFO] [stdout] 19fce63d0f7e6fa2c4042552e40b8d6b01cf061986dfa35a3deb48abe9f9eb55