[INFO] cloning repository https://github.com/Torrencem/addcomb [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Torrencem/addcomb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTorrencem%2Faddcomb", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTorrencem%2Faddcomb'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3ffaa2059ae21c56efd519ae013f3a30db662409 [INFO] testing Torrencem/addcomb against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTorrencem%2Faddcomb" "/workspace/builds/worker-101/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-101/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Torrencem/addcomb on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-101/source/.cargo/config [INFO] started tweaking git repo https://github.com/Torrencem/addcomb [INFO] finished tweaking git repo https://github.com/Torrencem/addcomb [INFO] tweaked toml for git repo https://github.com/Torrencem/addcomb written to /workspace/builds/worker-101/source/Cargo.toml [INFO] crate git repo https://github.com/Torrencem/addcomb already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f872fd2c22373e99e115681055a7d6e8befc636ba708110df250ffa200728ccc [INFO] running `Command { std: "docker" "start" "-a" "f872fd2c22373e99e115681055a7d6e8befc636ba708110df250ffa200728ccc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f872fd2c22373e99e115681055a7d6e8befc636ba708110df250ffa200728ccc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f872fd2c22373e99e115681055a7d6e8befc636ba708110df250ffa200728ccc", kill_on_drop: false }` [INFO] [stdout] f872fd2c22373e99e115681055a7d6e8befc636ba708110df250ffa200728ccc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8b7aba9b6c7252cddbb0367be1deaf8637d5a166e75c886e563830350a5fd710 [INFO] running `Command { std: "docker" "start" "-a" "8b7aba9b6c7252cddbb0367be1deaf8637d5a166e75c886e563830350a5fd710", kill_on_drop: false }` [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling addcomb v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `comb::chapter_a::*` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use comb::chapter_a::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `comb::chapter_b::*` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use comb::chapter_b::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `comb::chapter_c::*` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use comb::chapter_c::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `comb::chapter_d::*` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use comb::chapter_d::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `comb::chapter_e::*` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use comb::chapter_e::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `comb::chapter_f::*` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use comb::chapter_f::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `comb::chapter_g::*` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use comb::chapter_g::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `greatest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_a/mod.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let mut greatest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_greatest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `greatest_set` is never read [INFO] [stdout] --> src/comb/chapter_a/mod.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | greatest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `greatest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_a/mod.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let mut greatest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_greatest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `greatest_set` is never read [INFO] [stdout] --> src/comb/chapter_a/mod.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | greatest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `greatest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_a/mod.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | let mut greatest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_greatest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `greatest_set` is never read [INFO] [stdout] --> src/comb/chapter_a/mod.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | greatest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `greatest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_a/mod.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | let mut greatest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_greatest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `greatest_set` is never read [INFO] [stdout] --> src/comb/chapter_a/mod.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | greatest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `greatest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_a/mod.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut greatest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_greatest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `greatest_set` is never read [INFO] [stdout] --> src/comb/chapter_a/mod.rs:103:13 [INFO] [stdout] | [INFO] [stdout] 103 | greatest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `greatest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_a/mod.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | let mut greatest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_greatest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `greatest_set` is never read [INFO] [stdout] --> src/comb/chapter_a/mod.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | greatest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `greatest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_a/mod.rs:133:13 [INFO] [stdout] | [INFO] [stdout] 133 | let mut greatest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_greatest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `greatest_set` is never read [INFO] [stdout] --> src/comb/chapter_a/mod.rs:143:13 [INFO] [stdout] | [INFO] [stdout] 143 | greatest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `greatest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_a/mod.rs:153:13 [INFO] [stdout] | [INFO] [stdout] 153 | let mut greatest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_greatest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `greatest_set` is never read [INFO] [stdout] --> src/comb/chapter_a/mod.rs:163:13 [INFO] [stdout] | [INFO] [stdout] 163 | greatest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `smallest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_d/mod.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | let mut smallest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_smallest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `smallest_set` is never read [INFO] [stdout] --> src/comb/chapter_d/mod.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | smallest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `smallest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_d/mod.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | let mut smallest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_smallest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `smallest_set` is never read [INFO] [stdout] --> src/comb/chapter_d/mod.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | smallest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `smallest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_d/mod.rs:44:13 [INFO] [stdout] | [INFO] [stdout] 44 | let mut smallest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_smallest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `smallest_set` is never read [INFO] [stdout] --> src/comb/chapter_d/mod.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | smallest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `smallest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_d/mod.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | let mut smallest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_smallest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `smallest_set` is never read [INFO] [stdout] --> src/comb/chapter_d/mod.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | smallest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `smallest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_d/mod.rs:77:13 [INFO] [stdout] | [INFO] [stdout] 77 | let mut smallest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_smallest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `smallest_set` is never read [INFO] [stdout] --> src/comb/chapter_d/mod.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | smallest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `smallest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_d/mod.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut smallest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_smallest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `smallest_set` is never read [INFO] [stdout] --> src/comb/chapter_d/mod.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 99 | smallest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `smallest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_d/mod.rs:109:13 [INFO] [stdout] | [INFO] [stdout] 109 | let mut smallest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_smallest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `smallest_set` is never read [INFO] [stdout] --> src/comb/chapter_d/mod.rs:115:13 [INFO] [stdout] | [INFO] [stdout] 115 | smallest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `smallest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_d/mod.rs:125:13 [INFO] [stdout] | [INFO] [stdout] 125 | let mut smallest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_smallest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `smallest_set` is never read [INFO] [stdout] --> src/comb/chapter_d/mod.rs:131:13 [INFO] [stdout] | [INFO] [stdout] 131 | smallest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 39 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.86s [INFO] running `Command { std: "docker" "inspect" "8b7aba9b6c7252cddbb0367be1deaf8637d5a166e75c886e563830350a5fd710", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b7aba9b6c7252cddbb0367be1deaf8637d5a166e75c886e563830350a5fd710", kill_on_drop: false }` [INFO] [stdout] 8b7aba9b6c7252cddbb0367be1deaf8637d5a166e75c886e563830350a5fd710 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 89fc8edd8e900f5eb1e409ce6499340a7e37d58fb22b0ac6b7d06f1b745227c2 [INFO] running `Command { std: "docker" "start" "-a" "89fc8edd8e900f5eb1e409ce6499340a7e37d58fb22b0ac6b7d06f1b745227c2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand_os v0.1.2 [INFO] [stderr] Compiling addcomb v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `comb::chapter_a::*` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use comb::chapter_a::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `comb::chapter_b::*` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use comb::chapter_b::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `comb::chapter_c::*` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use comb::chapter_c::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `comb::chapter_d::*` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use comb::chapter_d::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `comb::chapter_e::*` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use comb::chapter_e::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `comb::chapter_f::*` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use comb::chapter_f::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `comb::chapter_g::*` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use comb::chapter_g::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `greatest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_a/mod.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let mut greatest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_greatest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `greatest_set` is never read [INFO] [stdout] --> src/comb/chapter_a/mod.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | greatest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `greatest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_a/mod.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let mut greatest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_greatest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `greatest_set` is never read [INFO] [stdout] --> src/comb/chapter_a/mod.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | greatest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `greatest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_a/mod.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | let mut greatest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_greatest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `greatest_set` is never read [INFO] [stdout] --> src/comb/chapter_a/mod.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | greatest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `greatest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_a/mod.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | let mut greatest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_greatest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `greatest_set` is never read [INFO] [stdout] --> src/comb/chapter_a/mod.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | greatest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `greatest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_a/mod.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut greatest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_greatest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `greatest_set` is never read [INFO] [stdout] --> src/comb/chapter_a/mod.rs:103:13 [INFO] [stdout] | [INFO] [stdout] 103 | greatest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `greatest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_a/mod.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | let mut greatest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_greatest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `greatest_set` is never read [INFO] [stdout] --> src/comb/chapter_a/mod.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | greatest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `greatest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_a/mod.rs:133:13 [INFO] [stdout] | [INFO] [stdout] 133 | let mut greatest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_greatest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `greatest_set` is never read [INFO] [stdout] --> src/comb/chapter_a/mod.rs:143:13 [INFO] [stdout] | [INFO] [stdout] 143 | greatest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `greatest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_a/mod.rs:153:13 [INFO] [stdout] | [INFO] [stdout] 153 | let mut greatest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_greatest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `greatest_set` is never read [INFO] [stdout] --> src/comb/chapter_a/mod.rs:163:13 [INFO] [stdout] | [INFO] [stdout] 163 | greatest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `smallest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_d/mod.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | let mut smallest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_smallest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `smallest_set` is never read [INFO] [stdout] --> src/comb/chapter_d/mod.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | smallest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `smallest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_d/mod.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | let mut smallest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_smallest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `smallest_set` is never read [INFO] [stdout] --> src/comb/chapter_d/mod.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | smallest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `smallest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_d/mod.rs:44:13 [INFO] [stdout] | [INFO] [stdout] 44 | let mut smallest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_smallest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `smallest_set` is never read [INFO] [stdout] --> src/comb/chapter_d/mod.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | smallest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `smallest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_d/mod.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | let mut smallest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_smallest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `smallest_set` is never read [INFO] [stdout] --> src/comb/chapter_d/mod.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | smallest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `smallest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_d/mod.rs:77:13 [INFO] [stdout] | [INFO] [stdout] 77 | let mut smallest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_smallest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `smallest_set` is never read [INFO] [stdout] --> src/comb/chapter_d/mod.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | smallest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `smallest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_d/mod.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut smallest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_smallest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `smallest_set` is never read [INFO] [stdout] --> src/comb/chapter_d/mod.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 99 | smallest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `smallest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_d/mod.rs:109:13 [INFO] [stdout] | [INFO] [stdout] 109 | let mut smallest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_smallest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `smallest_set` is never read [INFO] [stdout] --> src/comb/chapter_d/mod.rs:115:13 [INFO] [stdout] | [INFO] [stdout] 115 | smallest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `smallest_set` is assigned to, but never used [INFO] [stdout] --> src/comb/chapter_d/mod.rs:125:13 [INFO] [stdout] | [INFO] [stdout] 125 | let mut smallest_set = empty_set(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_smallest_set` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `smallest_set` is never read [INFO] [stdout] --> src/comb/chapter_d/mod.rs:131:13 [INFO] [stdout] | [INFO] [stdout] 131 | smallest_set = a; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 39 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 18.13s [INFO] running `Command { std: "docker" "inspect" "89fc8edd8e900f5eb1e409ce6499340a7e37d58fb22b0ac6b7d06f1b745227c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89fc8edd8e900f5eb1e409ce6499340a7e37d58fb22b0ac6b7d06f1b745227c2", kill_on_drop: false }` [INFO] [stdout] 89fc8edd8e900f5eb1e409ce6499340a7e37d58fb22b0ac6b7d06f1b745227c2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e24ae5d5a89ae1eeacaeebb10e73478c1b15208c56b8d0c01b440431ab1fd5f7 [INFO] running `Command { std: "docker" "start" "-a" "e24ae5d5a89ae1eeacaeebb10e73478c1b15208c56b8d0c01b440431ab1fd5f7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `comb::chapter_a::*` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use comb::chapter_a::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_b::*` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use comb::chapter_b::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_c::*` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use comb::chapter_c::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_d::*` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use comb::chapter_d::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_e::*` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use comb::chapter_e::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_f::*` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use comb::chapter_f::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_g::*` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use comb::chapter_g::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:23:13 [INFO] [stderr] | [INFO] [stderr] 23 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:33:13 [INFO] [stderr] | [INFO] [stderr] 33 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:43:13 [INFO] [stderr] | [INFO] [stderr] 43 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:53:13 [INFO] [stderr] | [INFO] [stderr] 53 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:63:13 [INFO] [stderr] | [INFO] [stderr] 63 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:73:13 [INFO] [stderr] | [INFO] [stderr] 73 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:93:13 [INFO] [stderr] | [INFO] [stderr] 93 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:103:13 [INFO] [stderr] | [INFO] [stderr] 103 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:113:13 [INFO] [stderr] | [INFO] [stderr] 113 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:123:13 [INFO] [stderr] | [INFO] [stderr] 123 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:133:13 [INFO] [stderr] | [INFO] [stderr] 133 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:143:13 [INFO] [stderr] | [INFO] [stderr] 143 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:153:13 [INFO] [stderr] | [INFO] [stderr] 153 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:163:13 [INFO] [stderr] | [INFO] [stderr] 163 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:12:13 [INFO] [stderr] | [INFO] [stderr] 12 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:28:13 [INFO] [stderr] | [INFO] [stderr] 28 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:44:13 [INFO] [stderr] | [INFO] [stderr] 44 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:50:13 [INFO] [stderr] | [INFO] [stderr] 50 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:61:13 [INFO] [stderr] | [INFO] [stderr] 61 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:67:13 [INFO] [stderr] | [INFO] [stderr] 67 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:77:13 [INFO] [stderr] | [INFO] [stderr] 77 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:93:13 [INFO] [stderr] | [INFO] [stderr] 93 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:99:13 [INFO] [stderr] | [INFO] [stderr] 99 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:109:13 [INFO] [stderr] | [INFO] [stderr] 109 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:115:13 [INFO] [stderr] | [INFO] [stderr] 115 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:125:13 [INFO] [stderr] | [INFO] [stderr] 125 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:131:13 [INFO] [stderr] | [INFO] [stderr] 131 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: `addcomb` (bin "addcomb" test) generated 39 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/addcomb-3a735698474a731f) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test comb::chapter_b::tests::test_phi_restricted_interval ... ok [INFO] [stdout] test comb::chapter_c::tests::test_sigma ... ok [INFO] [stdout] test comb::hfolds::tests::test_hfrs ... ok [INFO] [stdout] test comb::hfolds::tests::test_intervals ... ok [INFO] [stdout] test comb::tests::test_c_a ... ok [INFO] [stdout] test fastset::tests::test_each_exact ... ok [INFO] [stdout] test fastset::tests::test_set_correctness ... ok [INFO] [stdout] test comb::chapter_a::tests::test_nu_interval ... ok [INFO] [stdout] test comb::chapter_b::tests::test_phi_interval ... ok [INFO] [stdout] test comb::chapter_g::tests::test_mu_res ... ok [INFO] [stdout] test comb::tests::test_dylans_thing ... ok [INFO] [stdout] test comb::chapter_f::tests::test_tau_restricted ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e24ae5d5a89ae1eeacaeebb10e73478c1b15208c56b8d0c01b440431ab1fd5f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e24ae5d5a89ae1eeacaeebb10e73478c1b15208c56b8d0c01b440431ab1fd5f7", kill_on_drop: false }` [INFO] [stdout] e24ae5d5a89ae1eeacaeebb10e73478c1b15208c56b8d0c01b440431ab1fd5f7