[INFO] fetching crate genelf 0.2.4...
[INFO] testing genelf-0.2.4 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate genelf 0.2.4 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate genelf 0.2.4 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 03152061a44b50e596bcaa2b6404b8c8ab95e0b62428bacb5a81500a307e0ccb
[INFO] running `Command { std: "docker" "start" "-a" "03152061a44b50e596bcaa2b6404b8c8ab95e0b62428bacb5a81500a307e0ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03152061a44b50e596bcaa2b6404b8c8ab95e0b62428bacb5a81500a307e0ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03152061a44b50e596bcaa2b6404b8c8ab95e0b62428bacb5a81500a307e0ccb", kill_on_drop: false }`
[INFO] [stdout] 03152061a44b50e596bcaa2b6404b8c8ab95e0b62428bacb5a81500a307e0ccb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a0266b599cd99be9299e0b4db1177cfbfe5d0c23db7d7dfacd5fbb1465094e0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4a0266b599cd99be9299e0b4db1177cfbfe5d0c23db7d7dfacd5fbb1465094e0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling byteorder v1.4.3
[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]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[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 0.91s
[INFO] running `Command { std: "docker" "inspect" "4a0266b599cd99be9299e0b4db1177cfbfe5d0c23db7d7dfacd5fbb1465094e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a0266b599cd99be9299e0b4db1177cfbfe5d0c23db7d7dfacd5fbb1465094e0", kill_on_drop: false }`
[INFO] [stdout] 4a0266b599cd99be9299e0b4db1177cfbfe5d0c23db7d7dfacd5fbb1465094e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4c711432c7733ff2c53be5c9a03a9c19c0c2700421ed39a1ec2c26da4074436
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b4c711432c7733ff2c53be5c9a03a9c19c0c2700421ed39a1ec2c26da4074436", 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]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[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] [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]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[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 0.65s
[INFO] running `Command { std: "docker" "inspect" "b4c711432c7733ff2c53be5c9a03a9c19c0c2700421ed39a1ec2c26da4074436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4c711432c7733ff2c53be5c9a03a9c19c0c2700421ed39a1ec2c26da4074436", kill_on_drop: false }`
[INFO] [stdout] b4c711432c7733ff2c53be5c9a03a9c19c0c2700421ed39a1ec2c26da4074436
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 72e4c40ccb702b8db355ae776e32a506fa0ece75b2488570489cc93821183a0b
[INFO] running `Command { std: "docker" "start" "-a" "72e4c40ccb702b8db355ae776e32a506fa0ece75b2488570489cc93821183a0b", kill_on_drop: false }`
[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]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[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]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[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 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/genelf-15402eab3834fb16)
[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] [stderr]    Doc-tests genelf
[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]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[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]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[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" "72e4c40ccb702b8db355ae776e32a506fa0ece75b2488570489cc93821183a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72e4c40ccb702b8db355ae776e32a506fa0ece75b2488570489cc93821183a0b", kill_on_drop: false }`
[INFO] [stdout] 72e4c40ccb702b8db355ae776e32a506fa0ece75b2488570489cc93821183a0b