[INFO] fetching crate sbyte 0.1.4... [INFO] checking sbyte-0.1.4 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579 [INFO] extracting crate sbyte 0.1.4 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate sbyte 0.1.4 on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate sbyte 0.1.4 [INFO] finished tweaking crates.io crate sbyte 0.1.4 [INFO] tweaked toml for crates.io crate sbyte 0.1.4 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate crates.io crate sbyte 0.1.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cc v1.0.61 [INFO] [stderr] Downloaded ctrlc v3.1.6 [INFO] [stderr] Downloaded wrecked v0.1.12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "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] 2b0b250191f7f20217a61fd36f862bd1a4e5f5e4ab780678f5c0437206acf33b [INFO] running `Command { std: "docker" "start" "-a" "2b0b250191f7f20217a61fd36f862bd1a4e5f5e4ab780678f5c0437206acf33b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2b0b250191f7f20217a61fd36f862bd1a4e5f5e4ab780678f5c0437206acf33b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b0b250191f7f20217a61fd36f862bd1a4e5f5e4ab780678f5c0437206acf33b", kill_on_drop: false }` [INFO] [stdout] 2b0b250191f7f20217a61fd36f862bd1a4e5f5e4ab780678f5c0437206acf33b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 261c7b59c74fa755ac97652f55332c7d39af7dc56c2720593bdf230ef4d6072a [INFO] running `Command { std: "docker" "start" "-a" "261c7b59c74fa755ac97652f55332c7d39af7dc56c2720593bdf230ef4d6072a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking wrecked v0.1.12 [INFO] [stderr] Checking ctrlc v3.1.6 [INFO] [stderr] Checking sbyte v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `editor_cursor::*` [INFO] [stdout] --> src/sbyte_editor/editor.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use editor_cursor::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `editor_cursor::*` [INFO] [stdout] --> src/sbyte_editor/editor.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use editor_cursor::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `j` [INFO] [stdout] --> src/sbyte_editor.rs:973:17 [INFO] [stdout] | [INFO] [stdout] 973 | for j in *start..*end { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `modded_string` [INFO] [stdout] --> src/sbyte_editor.rs:1068:13 [INFO] [stdout] | [INFO] [stdout] 1068 | let mut modded_string: bool = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_modded_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/sbyte_editor.rs:1110:29 [INFO] [stdout] | [INFO] [stdout] 1110 | for i in 0 .. 2_u32.pow(wildcard_indeces.len() as u32) as usize { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/sbyte_editor.rs:1137:21 [INFO] [stdout] | [INFO] [stdout] 1137 | Err(e) => { } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/sbyte_editor.rs:1169:21 [INFO] [stdout] | [INFO] [stdout] 1169 | Err(e) => { } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/sbyte_editor.rs:1198:21 [INFO] [stdout] | [INFO] [stdout] 1198 | Err(e) => { } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/sbyte_editor.rs:1213:17 [INFO] [stdout] | [INFO] [stdout] 1213 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/sbyte_editor.rs:2362:25 [INFO] [stdout] | [INFO] [stdout] 2362 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/sbyte_editor/commandable/inputter.rs:43:33 [INFO] [stdout] | [INFO] [stdout] 43 | ... Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/sbyte_editor.rs:1068:13 [INFO] [stdout] | [INFO] [stdout] 1068 | let mut modded_string: bool = false; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `decode_string` [INFO] [stdout] --> src/sbyte_editor/editor/converter.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | fn decode_string(&self, string: String) -> Result, ConverterError> { [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: `input` [INFO] [stdout] --> src/sbyte_editor/commandable/inputter.rs:136:8 [INFO] [stdout] | [INFO] [stdout] 136 | fn input(&mut self, new_input: u8) -> bool { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `j` [INFO] [stdout] --> src/sbyte_editor.rs:973:17 [INFO] [stdout] | [INFO] [stdout] 973 | for j in *start..*end { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `modded_string` [INFO] [stdout] --> src/sbyte_editor.rs:1068:13 [INFO] [stdout] | [INFO] [stdout] 1068 | let mut modded_string: bool = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_modded_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/sbyte_editor.rs:1110:29 [INFO] [stdout] | [INFO] [stdout] 1110 | for i in 0 .. 2_u32.pow(wildcard_indeces.len() as u32) as usize { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/sbyte_editor.rs:1137:21 [INFO] [stdout] | [INFO] [stdout] 1137 | Err(e) => { } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/sbyte_editor.rs:1169:21 [INFO] [stdout] | [INFO] [stdout] 1169 | Err(e) => { } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/sbyte_editor.rs:1198:21 [INFO] [stdout] | [INFO] [stdout] 1198 | Err(e) => { } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/sbyte_editor.rs:1213:17 [INFO] [stdout] | [INFO] [stdout] 1213 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/sbyte_editor.rs:2362:25 [INFO] [stdout] | [INFO] [stdout] 2362 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/sbyte_editor/commandable/inputter.rs:43:33 [INFO] [stdout] | [INFO] [stdout] 43 | ... Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/sbyte_editor.rs:1068:13 [INFO] [stdout] | [INFO] [stdout] 1068 | let mut modded_string: bool = false; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `decode_string` [INFO] [stdout] --> src/sbyte_editor/editor/converter.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | fn decode_string(&self, string: String) -> Result, ConverterError> { [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: `input` [INFO] [stdout] --> src/sbyte_editor/commandable/inputter.rs:136:8 [INFO] [stdout] | [INFO] [stdout] 136 | fn input(&mut self, new_input: u8) -> bool { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.77s [INFO] running `Command { std: "docker" "inspect" "261c7b59c74fa755ac97652f55332c7d39af7dc56c2720593bdf230ef4d6072a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "261c7b59c74fa755ac97652f55332c7d39af7dc56c2720593bdf230ef4d6072a", kill_on_drop: false }` [INFO] [stdout] 261c7b59c74fa755ac97652f55332c7d39af7dc56c2720593bdf230ef4d6072a