[INFO] fetching crate hex-utilities 0.1.5... [INFO] testing hex-utilities-0.1.5 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate hex-utilities 0.1.5 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate hex-utilities 0.1.5 [INFO] finished tweaking crates.io crate hex-utilities 0.1.5 [INFO] tweaked toml for crates.io crate hex-utilities 0.1.5 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate hex-utilities 0.1.5 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b87c0f068726c688587d7ce00a8a9d658eb7eb55956b8b8ac6636618c6245cff [INFO] running `Command { std: "docker" "start" "-a" "b87c0f068726c688587d7ce00a8a9d658eb7eb55956b8b8ac6636618c6245cff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b87c0f068726c688587d7ce00a8a9d658eb7eb55956b8b8ac6636618c6245cff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b87c0f068726c688587d7ce00a8a9d658eb7eb55956b8b8ac6636618c6245cff", kill_on_drop: false }` [INFO] [stdout] b87c0f068726c688587d7ce00a8a9d658eb7eb55956b8b8ac6636618c6245cff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9ccc4e3b494dc4e4458d5ecc4b4f92f0602dd290855f9022e61a67daf26124c6 [INFO] running `Command { std: "docker" "start" "-a" "9ccc4e3b494dc4e4458d5ecc4b4f92f0602dd290855f9022e61a67daf26124c6", kill_on_drop: false }` [INFO] [stderr] Compiling binary-utils v0.1.1 [INFO] [stderr] Compiling hex-utilities v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 168 | let mut b = String::new(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `binary` [INFO] [stdout] --> src/lib.rs:165:9 [INFO] [stdout] | [INFO] [stdout] 165 | let binary = get_binary_string_for_byte_array(&wif_bytes.to_vec()); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_binary` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/lib.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 168 | let mut b = String::new(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | Int(ParseIntError), [INFO] [stdout] | --- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 50 - Int(ParseIntError), [INFO] [stdout] 50 + Int(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | Unicode(u32), [INFO] [stdout] | ------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 51 - Unicode(u32), [INFO] [stdout] 51 + Unicode(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.70s [INFO] running `Command { std: "docker" "inspect" "9ccc4e3b494dc4e4458d5ecc4b4f92f0602dd290855f9022e61a67daf26124c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ccc4e3b494dc4e4458d5ecc4b4f92f0602dd290855f9022e61a67daf26124c6", kill_on_drop: false }` [INFO] [stdout] 9ccc4e3b494dc4e4458d5ecc4b4f92f0602dd290855f9022e61a67daf26124c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 27b09823cbcf663a068f5fe8674cd016f0199998d61fb6e64f4b7cd669ae1baf [INFO] running `Command { std: "docker" "start" "-a" "27b09823cbcf663a068f5fe8674cd016f0199998d61fb6e64f4b7cd669ae1baf", kill_on_drop: false }` [INFO] [stderr] Compiling hex-utilities v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 168 | let mut b = String::new(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `binary` [INFO] [stdout] --> src/lib.rs:165:9 [INFO] [stdout] | [INFO] [stdout] 165 | let binary = get_binary_string_for_byte_array(&wif_bytes.to_vec()); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_binary` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/lib.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 168 | let mut b = String::new(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | Int(ParseIntError), [INFO] [stdout] | --- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 50 - Int(ParseIntError), [INFO] [stdout] 50 + Int(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | Unicode(u32), [INFO] [stdout] | ------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 51 - Unicode(u32), [INFO] [stdout] 51 + Unicode(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 168 | let mut b = String::new(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `binary` [INFO] [stdout] --> src/lib.rs:165:9 [INFO] [stdout] | [INFO] [stdout] 165 | let binary = get_binary_string_for_byte_array(&wif_bytes.to_vec()); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_binary` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/lib.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 168 | let mut b = String::new(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `decoded` [INFO] [stdout] --> src/lib.rs:215:13 [INFO] [stdout] | [INFO] [stdout] 215 | let decoded = decode_hex(hex); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_decoded` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | Int(ParseIntError), [INFO] [stdout] | --- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 50 - Int(ParseIntError), [INFO] [stdout] 50 + Int(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | Unicode(u32), [INFO] [stdout] | ------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 51 - Unicode(u32), [INFO] [stdout] 51 + Unicode(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "27b09823cbcf663a068f5fe8674cd016f0199998d61fb6e64f4b7cd669ae1baf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27b09823cbcf663a068f5fe8674cd016f0199998d61fb6e64f4b7cd669ae1baf", kill_on_drop: false }` [INFO] [stdout] 27b09823cbcf663a068f5fe8674cd016f0199998d61fb6e64f4b7cd669ae1baf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] af3ac73f2c80638884fcc9cc26d23a8e299863251a702be59ac98f568df60407 [INFO] running `Command { std: "docker" "start" "-a" "af3ac73f2c80638884fcc9cc26d23a8e299863251a702be59ac98f568df60407", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:168:9 [INFO] [stderr] | [INFO] [stderr] 168 | let mut b = String::new(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `binary` [INFO] [stderr] --> src/lib.rs:165:9 [INFO] [stderr] | [INFO] [stderr] 165 | let binary = get_binary_string_for_byte_array(&wif_bytes.to_vec()); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_binary` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/lib.rs:168:9 [INFO] [stderr] | [INFO] [stderr] 168 | let mut b = String::new(); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/lib.rs:50:13 [INFO] [stderr] | [INFO] [stderr] 50 | Int(ParseIntError), [INFO] [stderr] | --- ^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 50 - Int(ParseIntError), [INFO] [stderr] 50 + Int(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/lib.rs:51:17 [INFO] [stderr] | [INFO] [stderr] 51 | Unicode(u32), [INFO] [stderr] | ------- ^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 51 - Unicode(u32), [INFO] [stderr] 51 + Unicode(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `hex-utilities` (lib) generated 5 warnings (run `cargo fix --lib -p hex-utilities` to apply 3 suggestions) [INFO] [stderr] warning: unused variable: `decoded` [INFO] [stderr] --> src/lib.rs:215:13 [INFO] [stderr] | [INFO] [stderr] 215 | let decoded = decode_hex(hex); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_decoded` [INFO] [stderr] [INFO] [stderr] warning: `hex-utilities` (lib test) generated 6 warnings (5 duplicates) (run `cargo fix --lib -p hex-utilities --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hex_utilities-3f29ec673db5fa6a) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::decode_hex_test ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests hex_utilities [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" "af3ac73f2c80638884fcc9cc26d23a8e299863251a702be59ac98f568df60407", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af3ac73f2c80638884fcc9cc26d23a8e299863251a702be59ac98f568df60407", kill_on_drop: false }` [INFO] [stdout] af3ac73f2c80638884fcc9cc26d23a8e299863251a702be59ac98f568df60407